Role Description
Maintains the OBIWAN operating-system, virtualization, server, network, storage, monitoring, and cybersecurity environment to ensure continuous, secure, and reliable service. The position administers Red Hat Enterprise Linux and supporting Windows/VMware infrastructure, monitors Oracle/Exadata-related platforms, performs controlled patching and lifecycle maintenance, resolves infrastructure incidents, maintains architecture and inventory records, and supports ATO sustainment, vulnerability remediation, audits, and FAA cybersecurity coordination.
The candidate must have the ability to operate effectively under pressure adhering to the ProSol Core Values of:
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Agility: rapid adaptation to the changing requirements and environment of our clients;
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Excellence: Service quality that exceeds the expectations of our clients;
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Integrity: Accountability and honesty−always doing the right thing;
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Long-Term Commitment: Unquestioned loyalty and dedication to our clients, partners and employees.
Qualifications
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Advanced Red Hat Enterprise Linux administration, including services, permissions, filesystems, networking, logging, shell scripting, package management, patching, hardening, and troubleshooting.
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Hands-on experience with VMware/VxRail or comparable virtualization, Windows server dependencies, networking, storage, backup, monitoring, and enterprise data-center operations.
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Experience with Oracle/Exadata-related infrastructure, Oracle Enterprise Manager, secure shell access, certificates, identity services, and application/database dependencies.
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Strong cybersecurity operations knowledge, including vulnerability scanning, secure configuration, patch management, ATO support, NIST SP 800-53 controls, POA&M management, evidence collection, and audit readiness.
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Ability to diagnose complex incidents spanning hardware, operating systems, network, storage, databases, applications, security controls, and vendor products.
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Ability to plan controlled maintenance, assess impact, document implementation and rollback steps, validate results, and communicate risk clearly.
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Strong technical documentation and collaboration skills, including architecture diagrams, inventories, runbooks, incident records, security artifacts, and customer-ready recommendations.
Requirements
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Bachelor’s degree in computer science, information technology, cybersecurity, engineering, or a related technical field; directly relevant experience may substitute for a portion of formal education.
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At least seven years of experience supporting Linux-based enterprise infrastructure, systems administration, cybersecurity operations, or mission-critical data-center environments.
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At least five years of hands-on Red Hat Linux or comparable enterprise Linux administration experience.
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Demonstrated experience with patching, monitoring, virtualization, infrastructure troubleshooting, secure configuration, vulnerability remediation, and disaster-recovery readiness.
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Experience supporting federal information systems, sensitive financial data, or other environments requiring formal authorization, audit, and records-management controls.
Preferred Qualifications
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Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), Security+, CISSP, VMware, Microsoft, Oracle, or comparable infrastructure/security certification.
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Experience with Dell VxRail, Oracle Exadata X9, Oracle Enterprise Manager, PRTG, Splunk, Microsoft Defender, Nessus, WebInspect, or similar monitoring and security tools.
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Experience supporting FAA security requirements, ATOM/SMART, ATO recertification, SSP/SAR/ISCP/PTA documentation, and FAA ISSO coordination.
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Experience with Active Directory, service-account governance, MFA, certificate renewal, cipher hardening, log aggregation, and security-event analysis.
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Experience coordinating vendor service requests, hardware replacement, enterprise data-center access, and remote/onsite incident response.
Core Competencies
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Red Hat Linux administration
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Infrastructure monitoring and recovery
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Virtualization and data-center support
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Cybersecurity and ATO sustainment
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Vulnerability and patch management
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Architecture and configuration control
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Incident response and troubleshooting
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Technical documentation and audit readiness
Supervisory Responsibilities
This position has no routine direct reports. The employee may act as infrastructure or cybersecurity technical lead, coordinate vendors, direct technical response during incidents, and mentor or cross-train team members.
Work Environment and Physical Requirements
Work is primarily performed remotely or at a Contractor facility and requires extended computer use, frequent review of monitoring data and logs, and occasional work outside normal hours. Pre-approved travel to the FAA Enterprise Data Center may require entry into controlled technical spaces, walking, standing, bending, reaching, and handling or inspecting installed equipment in accordance with site safety rules.
Performance Expectations
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OBIWAN infrastructure remains available, stable, secure, monitored, patched, and recoverable.
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Incidents and alerts are detected early, escalated appropriately, resolved safely, and documented through root cause and preventive action.
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Security findings, POA&M items, patches, certificates, and audit evidence are tracked to timely and verifiable closure.
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Architecture diagrams, inventories, configuration baselines, runbooks, and maintenance records remain accurate and current.
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Maintenance and infrastructure changes are fully planned, tested, approved, reversible, and executed with minimal user impact.
Position Description Disclaimer
This description summarizes the position’s primary duties and may be revised for related business or contract needs. It does not create an employment contract. Reasonable accommodations may be provided in accordance with applicable law and company policy.
Additional Information
ProSol is an equal opportunity employer, all interested qualified applicants are encouraged to apply, EEO/D/M/V/F. ProSol welcomes and encourages diversity in the workforce. All your information will be kept confidential according to EEO guidelines.
